EP2280293A3 - Radiographic detector formed on scintillator - Google Patents

Radiographic detector formed on scintillator Download PDF

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Publication number
EP2280293A3
EP2280293A3 EP10007519.1A EP10007519A EP2280293A3 EP 2280293 A3 EP2280293 A3 EP 2280293A3 EP 10007519 A EP10007519 A EP 10007519A EP 2280293 A3 EP2280293 A3 EP 2280293A3
Authority
EP
European Patent Office
Prior art keywords
scintillator
detector formed
radiographic detector
pixels
imaging array
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP10007519.1A
Other languages
German (de)
French (fr)
Other versions
EP2280293A2 (en
Inventor
Timothy J. Tredwell
Roger S. Kerr
Robert W. Kulpinski
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Carestream Health Inc
Original Assignee
Carestream Health Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Carestream Health Inc filed Critical Carestream Health Inc
Publication of EP2280293A2 publication Critical patent/EP2280293A2/en
Publication of EP2280293A3 publication Critical patent/EP2280293A3/en
Withdrawn legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/16—Measuring radiation intensity
    • G01T1/20—Measuring radiation intensity with scintillation detectors
    • G01T1/2008—Measuring radiation intensity with scintillation detectors using a combination of different types of scintillation detectors, e.g. phoswich
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/16—Measuring radiation intensity
    • G01T1/20—Measuring radiation intensity with scintillation detectors
    • G01T1/2018—Scintillation-photodiode combinations
    • G01T1/20181—Stacked detectors, e.g. for measuring energy and positional information
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/16—Measuring radiation intensity
    • G01T1/20—Measuring radiation intensity with scintillation detectors
    • G01T1/2018—Scintillation-photodiode combinations
    • G01T1/20183—Arrangements for preventing or correcting crosstalk, e.g. optical or electrical arrangements for correcting crosstalk
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/16—Measuring radiation intensity
    • G01T1/20—Measuring radiation intensity with scintillation detectors
    • G01T1/2018—Scintillation-photodiode combinations
    • G01T1/20186—Position of the photodiode with respect to the incoming radiation, e.g. in the front of, below or sideways the scintillator
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/16—Measuring radiation intensity
    • G01T1/20—Measuring radiation intensity with scintillation detectors
    • G01T1/2018—Scintillation-photodiode combinations
    • G01T1/20187—Position of the scintillator with respect to the photodiode, e.g. photodiode surrounding the crystal, the crystal surrounding the photodiode, shape or size of the scintillator
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/16—Measuring radiation intensity
    • G01T1/20—Measuring radiation intensity with scintillation detectors
    • G01T1/2018—Scintillation-photodiode combinations
    • G01T1/20188—Auxiliary details, e.g. casings or cooling
    • G01T1/2019—Shielding against direct hits
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/16—Measuring radiation intensity
    • G01T1/20—Measuring radiation intensity with scintillation detectors
    • G01T1/202—Measuring radiation intensity with scintillation detectors the detector being a crystal
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/16—Measuring radiation intensity
    • G01T1/24—Measuring radiation intensity with semiconductor detectors
    • G01T1/247—Detector read-out circuitry
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
    • H10F39/011—Manufacture or treatment of image sensors covered by group H10F39/12
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
    • H10F39/10—Integrated devices
    • H10F39/12—Image sensors
    • H10F39/18—Complementary metal-oxide-semiconductor [CMOS] image sensors; Photodiode array image sensors
    • H10F39/189—X-ray, gamma-ray or corpuscular radiation imagers
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
    • H10F39/10—Integrated devices
    • H10F39/12—Image sensors
    • H10F39/18—Complementary metal-oxide-semiconductor [CMOS] image sensors; Photodiode array image sensors
    • H10F39/189—X-ray, gamma-ray or corpuscular radiation imagers
    • H10F39/1898—Indirect radiation image sensors, e.g. using luminescent members
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/16—Measuring radiation intensity
    • G01T1/20—Measuring radiation intensity with scintillation detectors

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Molecular Biology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Measurement Of Radiation (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Solid State Image Pick-Up Elements (AREA)

Abstract

A projection radiographic imaging apparatus includes a scintillator (130,230) and an imaging array. The imaging array includes a plurality of pixels (112,212) formed directly on a side of the scintillator. Each of the pixels includes at least one photosensor and at least one readout element.
Figure imgaf001
EP10007519.1A 2009-07-30 2010-07-20 Radiographic detector formed on scintillator Withdrawn EP2280293A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12/512,437 US9075150B2 (en) 2009-07-30 2009-07-30 Radiographic detector formed on scintillator

Publications (2)

Publication Number Publication Date
EP2280293A2 EP2280293A2 (en) 2011-02-02
EP2280293A3 true EP2280293A3 (en) 2013-07-03

Family

ID=43296944

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10007519.1A Withdrawn EP2280293A3 (en) 2009-07-30 2010-07-20 Radiographic detector formed on scintillator

Country Status (5)

Country Link
US (2) US9075150B2 (en)
EP (1) EP2280293A3 (en)
KR (1) KR20110013208A (en)
CN (2) CN201965237U (en)
TW (1) TWI470262B (en)

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US9075150B2 (en) * 2009-07-30 2015-07-07 Carestream Health, Inc. Radiographic detector formed on scintillator
US9023607B2 (en) * 2010-04-26 2015-05-05 Intellectual Discovery Co., Ltd. Method for early diagnosis of alzheimer'S disease using phototransistor
JP2012145537A (en) * 2011-01-14 2012-08-02 Canon Inc Radiation detection device, radiation detection system, and method for manufacturing radiation detection device
TWI452688B (en) * 2011-12-27 2014-09-11 Ind Tech Res Inst Flexible radiation sensor
US9012857B2 (en) * 2012-05-07 2015-04-21 Koninklijke Philips N.V. Multi-layer horizontal computed tomography (CT) detector array with at least one thin photosensor array layer disposed between at least two scintillator array layers
US9773824B2 (en) * 2012-12-13 2017-09-26 Cbrite Inc. Active matrix light emitting diode array and projector display comprising it
US9269743B2 (en) * 2013-11-21 2016-02-23 Semiconductor Components Industries, Llc Methods of forming imaging device layers using carrier substrates
KR101653440B1 (en) * 2014-02-12 2016-09-01 단국대학교 산학협력단 Organic device for detecting x-ray image based on coplanar electrode structure and thereof manufacture method
JP6671839B2 (en) * 2014-10-07 2020-03-25 キヤノン株式会社 Radiation imaging apparatus and imaging system
US9939295B2 (en) 2014-12-16 2018-04-10 Carestream Health, Inc. Impact protection for wireless digital detector glass panel
US9581701B2 (en) 2014-12-16 2017-02-28 Carestream Health, Inc. Impact protection for wireless digital detector glass panel
JP6523803B2 (en) * 2015-06-10 2019-06-05 キヤノン電子管デバイス株式会社 Array substrate and radiation detector
US10157183B2 (en) * 2015-07-28 2018-12-18 International Business Machines Corporation Real time and scalable space-time data recovery
US9929216B2 (en) * 2015-11-24 2018-03-27 General Electric Company Processes for fabricating organic X-ray detectors, related organic X-ray detectors and systems
JP2019145532A (en) * 2016-06-15 2019-08-29 ソニー株式会社 Imaging apparatus and electronic apparatus
CN107799539A (en) * 2016-08-31 2018-03-13 上海奕瑞光电子科技股份有限公司 A kind of photodetection structure and preparation method thereof
CN106539588A (en) * 2016-10-11 2017-03-29 奕瑞影像科技（太仓）有限公司 A kind of X-ray flat panel detector and system
EP3549168B1 (en) * 2016-11-30 2026-03-18 The Research Foundation for The State University of New York Hybrid active matrix flat panel detector system and method
CA3045802A1 (en) * 2016-12-02 2018-06-07 The Research Foundation For The State University Of New York Fabrication method for fused multi-layer amorphous selenium sensor
CN111433864A (en) 2017-08-03 2020-07-17 纽约州州立大学研究基金会 Dual screen digital radiography with asymmetric reflective screens
JP7057084B2 (en) * 2017-09-14 2022-04-19 キヤノン株式会社 Radiation detector and radiation detection system
TWI648846B (en) * 2017-12-20 2019-01-21 友達光電股份有限公司 Light detector
WO2019226859A1 (en) * 2018-05-23 2019-11-28 The Research Foundation For The State University Of New York Flat panel x-ray imager with scintillating glass substrate
US11398520B2 (en) * 2019-01-11 2022-07-26 HKC Corporation Limited X-ray detector, method for manufacturing x-ray detector, and medical equipment
CN112068178B (en) * 2019-06-10 2023-08-29 睿生光电股份有限公司 Radiation sensing apparatus
JP2021076393A (en) * 2019-11-05 2021-05-20 キヤノン株式会社 Radiation imaging device and radiation imaging system
FR3119708B1 (en) * 2021-02-11 2023-08-25 Trixell Digital detector with superimposed conversion stages
WO2023287804A1 (en) * 2021-07-13 2023-01-19 CapeSym, Inc. Micro-structured crystalline radiation detectors
CN115117107A (en) * 2022-01-19 2022-09-27 友达光电股份有限公司 sensing device
DE102022104133B4 (en) * 2022-02-22 2025-07-03 KETEK GmbH Halbleiter- und Reinraumtechnik X-ray radiation detector and operating procedures
CN117012797B (en) * 2023-08-07 2024-08-27 中创智科(绵阳)科技有限公司 X-ray detector lamination structure, forming method and X-ray detector

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US20080245968A1 (en) * 2006-07-14 2008-10-09 Timothy John Tredwell Dual-screen digital radiographic imaging detector array
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Also Published As

Publication number Publication date
EP2280293A2 (en) 2011-02-02
CN201965237U (en) 2011-09-07
US20150260853A1 (en) 2015-09-17
TW201106001A (en) 2011-02-16
US20110024642A1 (en) 2011-02-03
CN101988967A (en) 2011-03-23
US9562979B2 (en) 2017-02-07
US9075150B2 (en) 2015-07-07
CN101988967B (en) 2015-04-29
KR20110013208A (en) 2011-02-09
TWI470262B (en) 2015-01-21

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